... Comet Lovejoy in a Winter Sky . ... Credit Copyright: Juan Carlos Casado ( TWAN , Earth and Stars ) Explanation: Which of these night sky icons can you find in this beautiful and deep exposure of the northern winter sky? Skylights include the stars in Orion 's belt , the Orion Nebula , the Pleiades star cluster, the bright stars Betelgeuse and Rigel , the California Nebula , Barnard's Loop , and Comet Lovejoy . ... Publications with keywords: comet . ... Comets and Bright Star . ...

Еще в разделе: (Показать все результаты (>126771) - www.astronet.ru/ )

• XWare > APOD

ATMoB Awards Program - Messier Marathon Worksheet Observer: Date: Instrument(s) Used: Location: Messier Observing Catalog/Worksheet Observing Order 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 Messier Number M 77 M 74 M 33 M 31 M 32 M110 M 52 M103 M 76 M 34 M 45 M 79 M 42 M 43 M 78 M1 M 35 M 37 M 36 M 38 M 41 M 93 M 47 M 46 M 50 ...

Еще в разделе: (Показать все результаты (>409) - www.atmob.org/ )

• http://www.atmob.org/library/member/skymaps/MAP1.PDF
• http://www.atmob.org/library/member/skymaps/MAP15.PDF
• http://www.atmob.org/library/member/skymaps/MAP12.PDF

... Non-NGC Images . ... Bright nebula in Orion (and Horse Head)..... image . ... Diffuse nebula in Orion (M78)..... image ..... caption . ... Galactic cluster in Auriga (M37)..... image ..... caption . ... Galactic cluster in Gemini (M35)..... image ..... caption . ... Rosette nebula..... image ..... caption . ... Spiral galaxy in Cepheus..... image ..... caption . ... Galactic cluster in CMa (M41)..... image ..... caption . ... Galactic cluster in Monoceros (M50)..... image ..... caption . ... Galaxy ...

Еще в разделе: (Показать все результаты (>904) - www.astrosociety.org/ )

Astronotes Armagh Planetarium's Stellar Blog! ... Comets and Asteroids . ... Image credit:ESO/J.Emerson/VISTA. ... However others are less pessimistic and it has even been claimed that the mysterious ?Wow! signal? received in 1977 originated from the direction M55.б  Sadly, this still unexplained pulse of radio energy originated from a location rather to the northwest of M55 so I doubt if the source was this cluster (if indeed the signal was genuinely of extraterrestrial origin). ... Mysterious Wow! ...

Еще в разделе: (Показать все результаты (>2778) - www.armaghplanet.com/ )

• Orion, mighty hunter of the winter sky | Astronotes
• Our Galaxy | Astronotes - Part 5
• - Part 42

... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Two open clusters in Canis Major, emission nebula NGC 2316, and spiral galaxy NGC 2280 . January 21 28, 2016: Open clusters NGC 2204 and NGC 2243 in Canis Major offer small-telescope owners nice views, while large-telescope owners can seek out emission nebula NGC 2316 in Monoceros and sprial galaxy NGC 2280 in Canis Major. ...

Еще в разделе: (Показать все результаты (>6648) - www.astronomy.com/ )

• Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets,
• Bright planets meet at dusk | Astronomy.com
• Globular cluster M28, open cluster M25, and planetary nebula NGC 6781 |

... May 22, 1996 . Star Cluster in the Rosette Nebula . ... Explanation: Embedded in the center of the colorful and photogenic Rosette Nebula is a bright, young open cluster . The bright blue stars in this cluster, labelled NGC 2244, emit ultraviolet light that knocks electrons away from hydrogen atoms . ... The Rosette Nebula is thousands of light years distant, but light would take only about 100 years to cross it. ... Tomorrow's picture: The Violent Star Cluster 30 Doradus . ... About APOD | ...

Еще в разделе: (Показать все результаты (>7340) - www.arcetri.astro.it/ )

• The Orion Nebula: The Jewel in the Sword (ESO PR Photos 03a-d/01)
• APOD: November 12, 1996 - Comet Hale-Bopp Passes M14
• APOD: 2000 August 30 - The Brown Dwarfs of Orions Trapezium

... Conjunction Over Armagh . ... Comet and Pleiades . ... Pleiades . ... Antares Region . Helix and Cat's Eye Nebulae . Orion Nebula . Lagoon and Eagle Nebulae . Crab Nebula . ... Our Galaxy Core . Andromeda Galaxy . Wide-field and Zoomed-in Galaxies . Interacting Typhoons and Galaxies . Spiral Galaxy M106 . Sombrero Galaxy . Whirlpool Galaxy . Colliding Galaxies . ... й Miruna Popescu, Armagh Observatory ...

Еще в разделе: (Показать все результаты (>2222) - star.arm.ac.uk/ )

• Grubb 10 inch Refractor
• Hale-Bopp Finding Chart 3
• Armagh Observatory

... Astro Images . ... 3 Columns | ... Comet Swan . ... Comet Hale-Bopp over Egypt . ... Digital California Nebula . ... Digital North American Nebula . ... Digital Trifid Nebula . ... Digital Swan Nebula . ... Digital Rosette Nebula . ... Digital Andromeda Galaxy . ... Red Aurora . ... Orion with Aurora . ... M101 Spiral Galaxy . ... Comet Hale-Bopp . ... Whirlpool Galaxy . ... Horsehead Nebula (close up) . ... North American Nebula . ... Lagoon and Trifid Nebula . ... www.astronomy.net . ...

Еще в разделе: (Показать все результаты (>252) - www.astronomy.net/ )

• The Astronomy Shop - Cards - by Astronomy Net
• The Astronomy Shop - Books - by Astronomy Net
• You Can Make Stellar Images Brighter - an Astronomy Net Article

... Home Gallery Astrophotography Deep Sky Images by Joe DiNapoli . ... Deep Sky Images by Joe DiNapoli . ... Deep Sky Gallery by Ed Fox . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

Еще в разделе: (Показать все результаты (>617) - www.aaa.org/ )

• Michael Krypel Gallery ? Amateur Astronomers Association of New York
• This MonthтАЩs Sky тАУ February 2016 ? Amateur Astronomers Association of New
• Astro-Imaging ? Page 6 ? Amateur Astronomers Association of New York

. [ Go back to Comet WWW site ] . Andrew A. Martis . martis @ sai.msu.ru .

Еще в разделе: (Показать все результаты (>198) - comet.sai.msu.ru/ )

• Astronomical Circular - Contents

... In typical nightly use, the wide field and planetary telescope and cameras record images of favorably placed objects in the sky, including constellations, bright variable stars, nebulae through narrow-band filters, comets, the Moon, and planets. ... Shared Skies telescopes are available for use by students at the University of Louisville and the University of Southern Queensland, and by teachers and students in middle and high schools mentored by faculty at the universities. ...

Еще в разделе: (Показать все результаты (>281) - www.astro.louisville.edu/ )

• Shared Skies Photo Gallery

N NGC N Созв. ... C-1 NGC 188 Cep OC Open cluster 00h 44.4m +85 20' 8.1 14 C-2 NGC 40 Cep PN Planetary nebula 00h 13.0m +72 32' 12.4 0.6 C-3 NGC 4236 Dra SG Spiral galaxy 12h 16.7m +69 28' 9.7 19 x 7 C-4 NGC 7023 Cep BN Bright nebula 21h 01.8m +68 12' -- 18 x 18 Refl. nebula C-5 IC 342 Cam SG Spiral galaxy 03h 46.8m +68 06' 9.2 18 x 17 C-6 NGC 6543 Dra PN Planetary nebula 17h 58.6m +66 38' 8.1 5.8 Cat's Eye Neb. ... C-103 NGC 2070 Dor BN Bright nebula 05h 38.7m -69 06' -- 40 x 25 Tarantula Neb. ...

Еще в разделе: (Показать все результаты (>156) - edu.zelenogorsk.ru/ )

• http://edu.zelenogorsk.ru/astron/keyadcg.txt

... 1) A new bright galaxy of the Local Group VV124 (UGC4879) is found. ... Kopylov A.I., Tikhonov N.A., Fabrika S.N., Drozdovsky I.O., Valeev A.F., MNRAS Lett, V. 387, Issue 1, L45, 2008. ... For systems of galaxies in the regions of the Hercules and Leo superclusters the dwarf-to-giant ratio of galaxies in the r-band is evaluated, and it is found that this ratio increases with increasing X-ray luminosity at log L X > 43.5 erg/s. Kopylova F.G., Kopylov A.I., Ast. ... Kopylova F.G., Kopylov A.I., Ast. ...

Еще в разделе: (Показать все результаты (>229) - mavr.sao.ru/ )

• Detection of unique bright radio flare of X-ray binary
• articles_flera_en
• A unique isolated dwarf spheroidal galaxy KKR25

... This paper ( Burke et al. 2003 ) describes the creation of one such catalogue - the Southern Serendipitous High-redshift Archival ROSAT Cluster (SHARC) survey - which covers an area of 17.7 deg 2 and consists of 32 clusters with redshifts between 0.05 and 0.7 and X-ray luminosities between 7 x 10 42 and 4 x 10 44 erg/s: the high-redshift subsample contains 16 clusters with = 0.3 and X-ray luminosities greater than 2 x 10 43 erg/s (luminosities are quoted for the 0.5 - 2.0 keV energy band). ... 1997 ...

Еще в разделе: (Показать все результаты (>1295) - hea-www.harvard.edu/ )

• Doug Burke: Publications List
• The AstroStat Slog globular cluster
• The AstroStat Slog Globular Clusters

Participant 5 (P5) ================== Dr. V.P. Tishkovets - Astronomical Observatory, Kharkov University, UA Dr. N.N. Kiselev - Astronomical Observatory, Kharkov University, UA P.V. Litvinov - 26 years old; Astronomical Observatory, Kharkov University, UA S.A. Beletsky - 28 years old; Astronomical Observatory, Kharkov University, UA The head of the team, Dr. Tishkovets, and Mr. Litvinov made many investigations of light scattering by clusters of particles - analogues of interplanetary dust grains. ...

Еще в разделе: (Показать все результаты (>165) - www.astro.spbu.ru/ )

• Model of clusters

IFP gallery SCORPIO (since 2000). Here some data observed on the 6m telescope with IFP installed in the SCORPIO focal reducer are presented. ... Velocity field . Mkn 1157 was observed 1 Sep. 2002 in the Ha emission line. Texp =32x240 sec, seeing 1.5", IFP260. ... This galaxy was observed September, 23 2000 in the Ha emission line, Texp=32x120 sec, seeing 2.5", IFP260. ... PV Cep was observed at the 6m telescope in May, 25 2003 in the [SII] 6716A with IFP501, Texp=36x200 sec, seeing 1.0". ...

Еще в разделе: (Показать все результаты (>446) - jet.sao.ru/ )

• The ROSAT Bright Survey: II. Catalogue of all high-galactic latitude RASS
• Publications
• Publications of Klochkova Valentina

... Structure of Data . ... Catalog . ... In SAI OCL Catalog, we introduce our work on investigation of the Milky Way system of open star clusters. The main goal of our study is a search for new clusters using huge surveys. 168 new clusters have been already discovered by us using J,H,Ks data from 2MASS point source catalog. ... For 141 new clusters, we found their physical parameters using J,H,Ks data from 2MASS catalog and, for a number of clusters, our UBVRI CCD observational magnitudes. ...

Еще в разделе: (Показать все результаты (>222) - ocl.sai.msu.ru/ )

• SAI OCL Catalog Publications

... The study of the Large-scale structure of the Universe and measurements of the Dark Energy equation of state; The exploration of the growth and cosmological evolution of supermassive Black holes in the Universe. ... In course of the all sky survey SRG will discover about 100 000 galaxy clusters and 3 million AGNs. Galaxy clusters are the largest gravitationally bounded objects in the Universe and are best explored through the study of X-ray emission from the hot intergalactic gas. ... 2016 IKI RAN ...

Еще в разделе: (Показать все результаты (>645) - hea.iki.rssi.ru/ )

• High Energy Astrophysics Department at IKI RAN
• Andrey Kravtsov "High-Resolution Cosmological Simulations of Cluster Formation"
• Second Spectrum-RG/eROSITA Conference

... Subject and Problems of Stellar Astronomy. ... Plane of Galaxy, Methods of Its Location Determination. ... Stars Distances. ... Other Methods of Stars Distances Determination. ... Tangential Velocities, Their Determination by Self-Motions. ... Determination of Solar Apex and Spatial Velocity by Radial and Spatial Velocities of Stars. ... Features of Orientation and Parameters of Peculiar Stellar Velocities Ellipsoid. ... General and Selective Light Absorption in Galaxy. ... Darc Clouds in Galaxy. ...

Еще в разделе: (Показать все результаты (>41) - space.univ.kiev.ua/ )

• Gas and dust shells of the Hale-Bopp comet
• Dmytro P. Andriyenko

M 13 2° 16h41m41s +36°27'39" N W Globular cluster Open cluster Asterism Galaxy 6207 M 13 3 4 5 6 7 8 9 10 11 12 13 Diffuse nebula Planetary nebula Supernova remnant Part of external galaxy

Еще в разделе: (Показать все результаты (>1133) - astro.uni-altai.ru/ )

• Twitter Weekly Updates for 2010-11-06
• Ключевое слово ?Cluster?
• Stellarium: Nebula Class Reference